Manual No. 0183B 19/29 IPC Series Service Manual
Connector
CN1: AC adaptor input
Pin No. Function Remarks
2 AC adaptor power source DC 2.4 to 6.0V
3 GND (Circuit)
4 GND (Battery)
CN2: Battery input
Pin No. Function Remarks
1 GND (Battery)
2 Battery power source DC 2.2 to 3.2V
CN3: Not used
CN4: LCD display data output
CN5: Not used
CN6: Load cell input
Pin No. Soldering land Function Remarks
1 (R) Vcc DC5v
2 (W) GND GND
3 (G) IN+ Approx 2.5v
4 (B) IN- Approx 2.5v
5 GND GND GND
Jumper
JP1: Ferrite cut
JP2: Ferrite cut
JP3: Ferrite cut
JP4: Ferrite cut
JP5: Battery GN and Circuitry GND
JP6: Filter cut
Switch
SW5: E2ROM Memory switch